Connecting your WinPhone 7 app to an ASP.Net Razor page with a little REST and JSON

Microsoft /web - Connecting Windows Phone 7 with ASP.NET Web Pages

"In this tutorial you will learn how ASP.NET Web Pages with Razor syntax can be used to build a RESTful web service that is capable of delivering weather forecast data to a Windows Phone 7 application. We will be using WebMatrix, a lightweight tool for web development to write code and manage the website throughout this tutorial.

• Getting Started
• The Current Weather Site
• What You’ll Need
• A RESTful Service
• What is REST
• Using Razor to Deliver RESTful Content
• A Quick Test
• The Windows Phone Client
• Communicating with the REST Service
• Decoding JSON on Windows Phone 7
• Updating the User Interface
• Summary

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I'm not sure how old this content is, but I really like how it uses Razor, REST, JSON all at the same time in an easy to consume and understand manor...